a-a a-z aaa aap aar aas aaz ap- apa app apr aps ar- ara arp arr ars arz as- asa asp asr ass asz az- aza azp azs azz p-p paa pap par pas paz ppa ppp ppr pps ppz pra prp prr prs prz ps- psa psp psr pss pzp ra- raa rap rar ras raz rpa rpp rpr rps rpz rra rrp rrr rrs rsa rsp rsr rss rza saa sap sar sas saz spa spp spr sps spz sr- sra srp srr srs ss- ssa ssp ssr sss ssz sza szp szr zaa zap zar zas zaz zpp zpr zrp zrs zsa zsz zzr zzs zzz